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    <title>Document</title>
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    <script>
        // var a = 10;
        // a +=5; 15   a = a + 5
        // console.log(a);


        // var a = 10;
        // a -=5;  5    a = a - 5
        // console.log(a);
          

        // var a = 10;
        // a /=5;   2   a = a / 2
        // console.log(a);


        // var a = 10;
        // a *=5;  50  a = a * 5
        // console.log(a)

        
        // var a =10;
        // a %=3;   1   a = a % 5
        // console.log(a)
    </script>
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